QwtSimpleCompassRose man page
QwtSimpleCompassRose —
A simple rose for QwtCompass.
Synopsis
#include <qwt_compass_rose.h>
Inherits QwtCompassRose.
Public Member Functions
virtual void draw (QPainter *, const QPoint ¢er, int radius, double north, QPalette::ColorGroup=QPalette::Active) const
int numThornLevels () const
int numThorns () const
const QPalette & palette () const
QwtSimpleCompassRose (int numThorns=8, int numThornLevels=-1)
void setNumThornLevels (int count)
void setNumThorns (int count)
virtual void setPalette (const QPalette &p)
void setShrinkFactor (double factor)
void setWidth (double w)
double shrinkFactor () const
double width () const
Static Public Member Functions
static void drawRose (QPainter *, const QPalette &, const QPoint ¢er, int radius, double origin, double width, int numThorns, int numThornLevels, double shrinkFactor)
Detailed Description
A simple rose for QwtCompass.
Constructor & Destructor Documentation
QwtSimpleCompassRose::QwtSimpleCompassRose (intnumThorns = 8, intnumThornLevels = -1) Constructor
- Parameters:
numThorns Number of thorns
numThornLevels Number of thorn levels
Member Function Documentation
void QwtSimpleCompassRose::draw (QPainter *painter, const QPoint ¢er, intradius, doublenorth, QPalette::ColorGroupcg = QPalette::Active) const [virtual] Draw the rose
- Parameters:
painter Painter
center Center point
radius Radius of the rose
north Position
cg Color group
Implements QwtCompassRose.
void QwtSimpleCompassRose::drawRose (QPainter *painter, const QPalette &palette, const QPoint ¢er, intradius, doublenorth, doublewidth, intnumThorns, intnumThornLevels, doubleshrinkFactor) [static] Draw the rose
- Parameters:
painter Painter
palette Palette
center Center of the rose
radius Radius of the rose
north Position pointing to north
width Width of the rose
numThorns Number of thorns
numThornLevels Number of thorn levels
shrinkFactor Factor to shrink the thorns with each level
int QwtSimpleCompassRose::numThornLevels () const Returns
Number of thorn levels
See also:
setNumThorns(), setNumThornLevels()
int QwtSimpleCompassRose::numThorns () const Returns
Number of thorns
See also:
setNumThorns(), setNumThornLevels()
const QPalette& QwtCompassRose::palette () const [inline, inherited] Returns
Current palette
void QwtSimpleCompassRose::setNumThornLevels (intnumThornLevels) Set the of thorns levels
- Parameters:
numThornLevels Number of thorns levels
- See also:
setNumThorns(), numThornLevels()
void QwtSimpleCompassRose::setNumThorns (intnumThorns) Set the number of thorns on one level The number is aligned to a multiple of 4, with a minimum of 4
- Parameters:
numThorns Number of thorns
- See also:
numThorns(), setNumThornLevels()
virtual void QwtCompassRose::setPalette (const QPalette &p) [inline, virtual, inherited]
Assign a palette.
void QwtSimpleCompassRose::setWidth (doublewidth) Set the width of the rose heads. Lower value make thinner heads. The range is limited from 0.03 to 0.4.
- Parameters:
width Width
double QwtSimpleCompassRose::width () const [inline] See also
setWidth()
Author
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